An exit popup can work well as part of an abandoned shopping cart email series. Create your Hello Bar exit popup and assign it to your checkout page. This way, people reading your blog or browsing your telegram database product pages won't see the popup.
Prevent People from Abandoning Their Shopping Carts Using Hello Bar
Your visitors might think twice about leaving your site. That's the fear of missing out.

What Are the Most Common Reasons People Abandon Their Shopping Carts?
According to a Statista study, there are several reasons why shopping carts are abandoned. The top three are related to high additional fees, account creation requirements, and trust issues with credit card information.
Statista study
You can see from the list above that many of these issues are preventable. For example, you can fix complicated website navigation, website timeouts, poor shipping options, and excessively long checkout processes on your end.